Home / Standards / GB/T 33821-2017 GB/T 33821-2017 Active Seamless steel tubes for automobile stabilizer bar 汽车稳定杆用无缝钢管 Standard Type GBT ICS 77.140.75 CCS H48 Status 现行 Issue Date 2017-05-31 Implementation 2017-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A